Trace Dissolved Oxygen Sensor – High Accuracy at ppb Levels
The Rosemount 499ATRDO-54 is a premium trace dissolved oxygen sensor engineered for ultra-low oxygen measurement in critical industrial applications. Designed by Emerson / Rosemount, this sensor delivers exceptional accuracy, long service life, and reliable performance in high-purity water systems.
Built for demanding environments such as power plants, boiler feedwater, condensate systems, and semiconductor processes, the 499ATRDO-54 ensures precise oxygen monitoring down to parts-per-billion (ppb), helping protect equipment, improve process efficiency, and reduce corrosion risks.
Ultra-low DO measurement down to ppb range
High accuracy and fast response for critical process control
Proven Rosemount reliability for industrial applications
Compatible with Rosemount transmitters (1056, 56, 1066-DO, 5081)
Robust construction for long-term stability and minimal maintenance
